AMP Research 19-21 Chevy Silverado 1500 Extended Cab/Double Cab PowerStep Smart Series - 86254-01A

The new Powerstep Smart Series is the latest innovation to bring more control for the electric-powered running board right to your fingertips. Enjoy the in-app flexibility to override your steps to stay up or down, as well as power on/off the integrated or an auxiliary LED light system.
Installation Instructions
Installation Instructions
Warranty